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Rated boat velocities in knots|
Wind Velocity
| 4 kt
| 6 kt
| 8 kt
| 10 kt
| 12 kt
| 14 kt
| 16 kt
| 20 kt
| 24 kt
|
| Beat Angles | 44.0° | 44.0° | 42.3° | 40.2° | 39.5° | 39.5° | 40.6° | 42.3° | 44.2° |
| Beat VMG | 2.41 | 3.29 | 3.95 | 4.38 | 4.54 | 4.59 | 4.58 | 4.48 | 4.20 |
| 52° | 3.79 | 5.05 | 5.88 | 6.32 | 6.51 | 6.57 | 6.60 | 6.59 | 6.46 |
| 60° | 4.09 | 5.34 | 6.10 | 6.48 | 6.69 | 6.78 | 6.83 | 6.86 | 6.77 |
| 75° | 4.28 | 5.53 | 6.24 | 6.62 | 6.89 | 7.09 | 7.21 | 7.34 | 7.37 |
| 90° | 4.16 | 5.50 | 6.32 | 6.64 | 6.95 | 7.24 | 7.48 | 7.79 | 7.95 |
| 110° | 4.33 | 5.69 | 6.52 | 6.97 | 7.30 | 7.53 | 7.73 | 8.11 | 8.45 |
| 120° | 4.21 | 5.57 | 6.45 | 6.95 | 7.40 | 7.79 | 8.10 | 8.67 | 9.28 |
| 135° | 3.67 | 5.06 | 6.11 | 6.71 | 7.20 | 7.69 | 8.22 | 9.78 | 11.40 |
| 150° | 3.04 | 4.31 | 5.40 | 6.24 | 6.79 | 7.24 | 7.70 | 8.91 | 11.49 |
| Run VMG | 2.63 | 3.73 | 4.68 | 5.46 | 6.10 | 6.58 | 6.99 | 7.84 | 9.95 |
| Gybe Angles | 146.1° | 146.1° | 150.8° | 156.2° | 163.6° | 169.4° | 169.9° | 164.5° | 147.7° |
APH ToD:591.1CDL: 7.473APH ToT: 1.0151CertNo:2433.2
BOATClassKA-840DesignerA. KozlovBuilderOOO PTO GAIAAge date01.2004Series date01.2004Offset fileKA840.offData fileRU2433_Belka
HULLLength Overall8.400 mMaximum Beam3.044 mDraft1.428 mDisplacement2 687 kgDLR6.0296IMS DivisionCruiser/RacerDynamic Allowance0.000%Age Allowance0.487%
PROPELLERInstallationStrutTypeFolding 2 bladesDiameter0.330m
CREWMaximum weight469 kg(default)Minimum weight339 kg
✱ when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS
(m²)
MeasuredRatedMainsail29.3429.86Headsail Luffed24.8524.85Headsail FlyingSymmetric87.8487.84Asymmetric
STORM SAIL AREAS
(m²)
Trysail8.76Storm Jib6.50Heavy Weather Jib17.53
SAIL LIMITSHeadsails5✱ Woven polyester sails
Spinnakers4 STABILITYRighting MomentN/AStability IndexN/A
The owner and any other person in charge is responsible that boat is complying with her certificate in accordance with RRS 78.1 and
ORC Rule 304.
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Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)ClassKA-840Measurement09.06.2022HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA8.400Max. Beam3.044Draft1.428Displacement2 687Wetted area16.55IMS L7.850LSM07.638Acc. length8.420Sink (kg/mm)
13.17
VCGD0.059VCGM0.061RM Rated
(kg·m)
63.4Limit of positive stability(°)
N/AStability IndexN/ADefault crew weight469Declared crew weightN/A
PROPELLERPropeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.330PBW0.100PIPA0.0029
EDL1.870ST10.048ST20.170
ST30.170ST40.098ST50.200
RIGForestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footRunning backstays0Checkstays0Spreaders2Rotating mastNo
P12.200IG12.000ISP13.340MDT10.111MDL10.170MDT2MDL2TLNo TaperMW0.170GO
E4.100J3.200BAS1.140FSDNo FoilSFJ0.000SPL3.500WPLTPSBD0.128MWTMCG
Flying Headsail Foretriangles
IdISPTPS
FLOTATION AND STABILITYCalculation methodRM estimatedFlotation Date09.06.2022MeasurerRUS
TANKSIdDescriptionCapacityLCGVCGSp.WghtLevel
Sailing3Fuel fixed807.000.90002Gaz126.000.90001Fuel Portable127.300.9000
INVENTORYIdDescriptionWeight SailingLCGVCGGAIdDescriptionWeight SailingLCGVCGGAE2Volvo Penta 2000 18 л/с, Sail drive6.00
E1Yamaha 5 CMHS2.35
M1Boiler for hot water + filter water6.50
B260 А/ч4.55
B1100 А/ч5.40
INVENTORYFixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG3Fuel fixed0.900080807.002Gaz0.900012126.001Fuel Portable0.900012127.30Total deductible946.92
OTHER ITEMSIdKindDescriptionWeightLCGVCGM1MiscellaneousBoiler for hot water + filter water276.50B2Battery60 А/ч154.55B1Battery100 А/ч235.40E2EngineVolvo Penta 2000 18 л/с, Sail drive1446.00E1EngineYamaha 5 CMHS212.35Total deductible0
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MAINSAILIdMHBMUWMTWMHWMQWAreaMeas.DateComment10.150.891.572.573.3429.3422.07.2017
MIZZENIdMHBMUWMTWMHWMQWAreaMeas.DateComment
HEADSAILIdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.000.470.952.053.324.6111.42NoNo 24.8527.09.201920.000.360.711.492.373.3310.64NoNo 16.7430.000.320.591.231.962.797.90NoNo 10.35
SYMMETRIC SPINNAKERIdSLUSLESLSHWSFLAreaMeas.DateComment113.2013.8013.507.787.9287.84210.3010.2010.256.247.1054.77
ASYMMETRIC SPINNAKERIdSLUSLESLSHWSFLRatioAreaMeas.DateComment
MIZZEN STAYSAILIdYSHFYSHWYSFLAreaMeas.DateComment
QUADRILATERALIdQLEQHLQFLQCDQLMMastAreaMeas.DateComment
CRUISER/RACER REQUIREMENTS*Accommodation length8.4 mTable area0.33 m²Headroom1.40 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity36 lMinimum number of seats in cockpit3Food stowage0.18 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.